The copyrights and trademarks for the circuit used as the basis for this pedal are currently owned by Jim Dunlop, Inc.  The circuits and/or modifications shown herein are for informational purposes only.  I assume no responsibility for any damages incurred from the usage of this information.  With that said, this circuit is an amalgamation from a myriad of sources scattered around the Internet.  I have simply drawn the schematic for personal uage as permitted by the Creative Commons License.